Global Navigation Chapter 6 Sight Planning Quiz Global Navigation Chapter 6

Question 1 What are the four navigational planets? Venus, Mars Jupiter and Saturn.

Question 2 The four navigational planets are shown on the star finder base? a. True. b. False.

Question 3 To set up the star finder for use in planning evening twilight observations, you must first determine LHA Aries? a. True b. Faux

Question 4 To plan for sight taking, it is useful to plot the planets and moon on the star finder base. To locate the arrow on the template, we use right ascension (RA), which is: : a. Declination minus longitude. b. 360 minus GHA. c. Longitude minus GHA. d. 360 minus SHA.

Question 5 How is right ascension calculated for the sun and moon? RA = GHA Aries – GHA Body

Question 6 When planning sights for a morning twilight fix, azimuths of the visible bodies are read from the red overlay template? a. True. b. False.

Question 7 What does the outer circumference of the grid on a blue overlay template represent? The horizon.

Question 8 Since the Nautical Almanac does not give SHA values for the sun and moon, right ascension of these bodies is determined by subtracting GHA of the body from GHA Aries. a. True. b. False.

Question 9 The cross in the center of the grid of a blue overlay template represents your zenith, the point directly over your head. a. True. b. False.

End of Global Navigation Chapter 6 Sight Planning Quiz End of Global Navigation Chapter 6